1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/xen/xen-pciback/xenbus.c b/drivers/xen/xen-pciback/xenbus.c
index 474d52ec3374..075525945e36 100644
--- a/drivers/xen/xen-pciback/xenbus.c
+++ b/drivers/xen/xen-pciback/xenbus.c
@@ -241,6 +241,7 @@ static int xen_pcibk_export_device(struct xen_pcibk_device *pdev,
                 goto out;
 
         dev_dbg(&dev->dev, "registering for %d\n", pdev->xdev->otherend_id);
+        dev->dev_flags |= PCI_DEV_FLAGS_ASSIGNED;
         if (xen_register_device_domain_owner(dev,
                                              pdev->xdev->otherend_id) != 0) {
                 dev_err(&dev->dev, "device has been assigned to another " \
@@ -280,6 +281,7 @@ static int xen_pcibk_remove_device(struct xen_pcibk_device *pdev,
         }
 
         dev_dbg(&dev->dev, "unregistering for %d\n", pdev->xdev->otherend_id);
+        dev->dev_flags &= ~PCI_DEV_FLAGS_ASSIGNED;
         xen_unregister_device_domain_owner(dev);
 
         xen_pcibk_release_pci_dev(pdev, dev);